OpenStack Testing (Tempest) of an existing cloud
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# Copyright 2012 OpenStack Foundation
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from tempest.common import utils
from tempest import config
from tempest.lib import decorators
from tempest.lib import exceptions
from tempest.scenario import manager
CONF = config.CONF
class TestServerMultinode(manager.ScenarioTest):
"""This is a set of tests specific to multinode testing."""
credentials = ['primary', 'admin']
@classmethod
def skip_checks(cls):
super(TestServerMultinode, cls).skip_checks()
if CONF.compute.min_compute_nodes < 2:
raise cls.skipException(
"Less than 2 compute nodes, skipping multinode tests.")
@decorators.idempotent_id('9cecbe35-b9d4-48da-a37e-7ce70aa43d30')
@decorators.attr(type='smoke')
@utils.services('compute', 'network')
def test_schedule_to_all_nodes(self):
available_zone = \
self.os_admin.availability_zone_client.list_availability_zones(
detail=True)['availabilityZoneInfo']
hosts = []
for zone in available_zone:
if zone['zoneState']['available']:
for host in zone['hosts']:
if 'nova-compute' in zone['hosts'][host] and \
zone['hosts'][host]['nova-compute']['available']:
hosts.append({'zone': zone['zoneName'],
'host_name': host})
# ensure we have at least as many compute hosts as we expect
if len(hosts) < CONF.compute.min_compute_nodes:
raise exceptions.InvalidConfiguration(
"Host list %s is shorter than min_compute_nodes. "
"Did a compute worker not boot correctly?" % hosts)
# create 1 compute for each node, up to the min_compute_nodes
# threshold (so that things don't get crazy if you have 1000
# compute nodes but set min to 3).
servers = []
for host in hosts[:CONF.compute.min_compute_nodes]:
# by getting to active state here, this means this has
# landed on the host in question.
# in order to use the availability_zone:host scheduler hint,
# admin client is need here.
inst = self.create_server(
clients=self.os_admin,
availability_zone='%(zone)s:%(host_name)s' % host)
server = self.os_admin.servers_client.show_server(
inst['id'])['server']
# ensure server is located on the requested host
self.assertEqual(host['host_name'], server['OS-EXT-SRV-ATTR:host'])
servers.append(server)
# make sure we really have the number of servers we think we should
self.assertEqual(
len(servers), CONF.compute.min_compute_nodes,
"Incorrect number of servers built %s" % servers)
# ensure that every server ended up on a different host
host_ids = [x['hostId'] for x in servers]
self.assertEqual(
len(set(host_ids)), len(servers),
"Incorrect number of distinct host_ids scheduled to %s" % servers)